Re: [Xen-devel] [PATCH v10 00/12] Implement the XEN_DOMCTL_memory_mapping hypercall for ARM

[Arianna Avanzini <avanzini.arianna@xxxxxxxxx>]

On 22/08/2014 20:27, Andrii Tseglytskyi wrote:
> Hi Arianna,
> 
> On Fri, Aug 22, 2014 at 5:25 PM, Arianna Avanzini
> <avanzini.arianna@xxxxxxxxx> wrote:
>> On 21/08/2014 17:43, Andrii Tseglytskyi wrote:
>>> Hi Arianna,
>>>
>>> Just one more question - how iomem mapping will be handled by XSM framework?
>>> I'm using older revision of your patch series and I need to do the
>>> following change to permit domU working with already mapped iomem,
>>> (only if XSM is enabled and FLASK is enforsed)
>>>
>>> commit 3f35dae860bd0f566ca156608ec53e3240aacd5a
>>> Author: Andrii Tseglytskyi <andrii.tseglytskyi@xxxxxxxxxxxxxxx>
>>> Date:   Thu Aug 21 18:00:20 2014 +0300
>>>
>>>     xsm: arm: allow domU to use iomem
>>>
>>>     Change-Id: I7eff12b127e0d32d97a67e77dbcca3a8326dfd22
>>>     Signed-off-by: Andrii Tseglytskyi <andrii.tseglytskyi@xxxxxxxxxxxxxxx>
>>>
>>> diff --git a/tools/flask/policy/policy/modules/xen/xen.te
>>> b/tools/flask/policy/policy/modules/xen/xen.te
>>> index d7147fb..ac4a01d 100644
>>> --- a/tools/flask/policy/policy/modules/xen/xen.te
>>> +++ b/tools/flask/policy/policy/modules/xen/xen.te
>>> @@ -108,6 +108,7 @@ admin_device(dom0_t, device_t)
>>>  admin_device(dom0_t, irq_t)
>>>  admin_device(dom0_t, ioport_t)
>>>  admin_device(dom0_t, iomem_t)
>>> +admin_device(domU_t, iomem_t)
>>>
>>>  domain_comms(dom0_t, dom0_t)
>>>
>>> Is this a point, or I missed something ?
>>>
>>
>> I think this is a point, if I understood things well. Do you prefer to submit
>> your patch personally if/after the memory_mapping patchset is eventually 
>> merged,
>> or do you prefer that I send your patch with the memory_mapping patchset?
>>
> 
> It would be great if you include this patch to your patch series, keep
> my authority and add your sign-off-by.
> Do you agree?
> 

Of course, but I think my signed-off-by in this case is not appropriate nor
required.
I'll add it to the upcoming v11 with your signed-off-by and your authority, if
it's OK for you. I proposed you to merge it with the memory_mapping patchset
just because I think it might be simpler to review it this way.

Thank you,
Arianna



-- 
/*
 * Arianna Avanzini
 * avanzini.arianna@xxxxxxxxx
 * 73628@xxxxxxxxxxxxxxxxxxx
 */

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